Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

BUILD.gn
executable("llvm-profgen") {
  deps = [
    "//llvm/lib/DebugInfo/Symbolize",
    "//llvm/lib/IR",
    "//llvm/lib/MC",
    "//llvm/lib/MC/MCDisassembler",
    "//llvm/lib/Object",
    "//llvm/lib/ProfileData",
    "//llvm/lib/Support",
    "//llvm/lib/Target:AllTargetsDescs",
    "//llvm/lib/Target:AllTargetsDisassemblers",
    "//llvm/lib/Target:AllTargetsInfos",
    "//llvm/lib/Transforms/IPO",
  ]
  sources = [
    "CSPreInliner.cpp",
    "PerfReader.cpp",
    "ProfileGenerator.cpp",
    "ProfiledBinary.cpp",
    "llvm-profgen.cpp",
  ]
}